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Find a least-squares solution of Ax = b by (a) constructing the normal equations for x and (b) solving for x. 1-4 2 -1

Find a least-squares solution of Ax = b by (a) constructing the normal equations for x and (b) solving for x. 1-4 2 -1 4. A= 3 -4 2 a. Construct the normal equations for x without solving. x= (Simplify your answers.) X3D

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